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-rw-r--r--activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb8
1 files changed, 0 insertions, 8 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
index 0f20d52879..283ca81f94 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
@@ -503,14 +503,6 @@ module ActiveRecord
# Extracts the value from a PostgreSQL column default definition.
def extract_value_from_default(oid, default) # :nodoc:
- # This is a performance optimization for Ruby 1.9.2 in development.
- # If the value is nil, we return nil straight away without checking
- # the regular expressions. If we check each regular expression,
- # Regexp#=== will call NilClass#to_str, which will trigger
- # method_missing (defined by whiny nil in ActiveSupport) which
- # makes this method very very slow.
- return default unless default
-
case default
# Quoted types
when /\A[\(B]?'(.*)'::/m